The Mothers' Land

'Let our mothers rise in arms/ and then even the last fool will see/ That we mothers are a power,' chants Annett, 33, a singer-songwriter whose work is popular among Germany's young neo-Nazis. The lyrics are part of a ballad against Muslim immigrants on her debut album, A Mother's Accusation. The self-styled "rebel" from Brandenburg, who appears in a traditional, bosom-enhancing dirndl dress, sings of the "patriotic dream" in which Germans no longer "count less than refugees."

Annett is not the only woman devoted to what she calls the "German cause." Although most people associate far-right radicalism with...